Су-30 (по кодификации НАТО — Flanker-C) — советский/российский многоцелевой истребитель с экипажем 2 человека. Представляет собой модернизированную версию Су-27УБ. Предназначен для завоевания превосходства в воздухе, дальнего патрулирования, сопровождения самолётов дальней авиации, радиолокационного наблюдения, наведения и управления, а также может использоваться как учебно-боевой самолёт.
The Sukhoi Su-30 (Cyrillic: Сухой Су-30) (NATO reporting name Flanker-C) is a twin-engine, two-seat military aircraft developed by Russia's Sukhoi Aviation Corporation. It is a multi-role fighter for all-weather, air-to-air and air-to-surface deep interdiction missions.
The Su-30 started out as an internal development project in the Sukhoi Su-27 family by Sukhoi. The design plan was revamped and the name was made official by the Russian Defense Ministry in 1996. Of the Flanker family, only the Su-27, Su-30 and Su-35 have been ordered into serial production by the Defense Ministry. All the others, such as Su-37, were prototypes.